Equipment for operator served calls at an intermediate switching center





1. IN A SWITCHING SYSTEM FOR ESTABLISHING CONNECTIONS FROM ORIGINATING CIRCUITS TO OTHER CIRCUITS, MEANS IN EACH OF SAID ORIGINATING CIRCUITS RESPONSIVE TO THE RECEIPT OF A SERVICE REQUEST THEREON FOR INITIALLY REQUESTING A NONPRIORITY CONNECTION TO ONE OF SAID OTHER CIRCUITS, SWITCHING MEANS RESPONSIVE TO SAID CONNECTION REQUEST FOR ESTABLISHING SAID CONNECTION ON A NONPRIORITY BASIS, MEANS SUBSEQUENTLY OPERATIVE FOR RELEASING SAID CONNECTION, MEANS 